A recent study showed no difference in breastfeeding ability after breast reduction compared to women without surgery during the 1st month postpartum. Difficulties related to breastfeeding appear to be mostly explained by psychosocial issues related to advice and coaching received by healthcare workers during breastfeeding and other personal consideration.

In brief:
Yes & possibly

Nipples are often reduced and lifted.

A recent study showed no difference in breastfeeding ability after breast reduction compared to women without surgery during the 1st month postpartum. Difficulties related to breastfeeding appear to be mostly explained by psychosocial issues related to advice and coaching received by healthcare workers during breastfeeding and other personal consideration.
Would you like to video or text chat with me?

Yes, usually during a breast reduction surgery, the nipple areola skin is made smaller. That is the pigmented skin around your nipple.

However, usually the actually nipple is not reduced. A nipple reduction can be performed as a separate procedure.
Also, the rates of breast feeding usually does not change after breast reduction surgery.

In brief:
Your choice

Yes, usually during a breast reduction surgery, the nipple areola skin is made smaller. That is the pigmented skin around your nipple.

However, usually the actually nipple is not reduced. A nipple reduction can be performed as a separate procedure.
Also, the rates of breast feeding usually does not change after breast reduction surgery.
Would you like to video or text chat with me?